Earthquakes shake California continually while volcanoes loom over northern California, Oregon, and Washington. These different hazards are caused by different kinds of plate boundariesa transform fault to the south, and a subduction zone to the north.
This map shows:
Active faults, faults not considered to be active, subduction zones
Relief map of the western U.S., showing locations of faults, earthquakes, and volcanoes
Volcanoes active in the past 10,000 years
Earthquake epicenters, and earthquake magnitudes for 1964-1994
An inset explaining how California’s transform fault was formed
This version, printed on high-quality, semi-gloss paper, is perfect for framing. Please note: Allow 1-2 weeks for delivery.
22" x 36"
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